Braziilian newspaper article about this incident and here's what Google Translate thinks it says
A British Airways plane that went from London to Sao Paulo was forced to land in the Guararapes International Airport in Recife, early on Friday after passing a German to have a cardiac arrest during the flight. According to a spokesperson for the airport, Monika Derstroff, 44, was treated on site and taken into an intensive care unit (ICU) to mobile hospital Portuguese.
According to the hospital, the woman was also revived at the airport and at about 11:15 (12:15 in GMT) was in serious condition in intensive care and breathing with a ventilator. She would be accompanied by a family, but he would not have appeared at the hospital on Friday.
The airport said the flight landed at about 3 am and left the place at 6:10 (7:10 in GMT) and continued the journey. The hospital says the doctors investigating the cause of cardiac arrest.